/* 
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
function S4() {
    return (((1 + Math.random()) * 0x10000) | 0).toString(16).substring(1);
}
function guid() {
    return (S4() + S4() + "-" + S4() + "-" + S4() + "-" + S4() + "-" + S4() + S4() + S4());
}
